Speakur

Word Pronunciation & Dictionary

reactive

/ɹiˈæktɪv/

Word Rarity Rare

Frequency: Zipf frequency 3.54 in modern English

Syllables
re-ac-tive
IPA
/ɹiˈæktɪv/
13
Scrabble Score
8
Letters
3
Syllables
7
Unique Chars

Meaning

adj

That reacts or responds to a stimulus.

adj

That readily takes part in reactions.

adj

Characterized by induction or capacitance rather than resistance.

adj

Reacting to the past rather than anticipating the future, not predictive.

Example Sentences

Etymology

Etymology tree English react Proto-Indo-European *-wós Proto-Indo-European *-iHwósder. Latin -īvus Old French -ifbor. Middle English -yf English -ive English reactive From react + -ive.

Regional Pronunciation

  • American English: /ɹiˈæktɪv/
  • British English: /ɹiːˈæktɪv/

Inflected Forms

more reactive (comparative) most reactive (superlative)

Derived Forms

adrenoreactive alloreactive aminoreactive antireactive autoreactive bioreactive crossreactive hyperreactive hyporeactive immunofluororeactive immunoreactive monoreactive

Phrases

C-reactive protein over-reactive reactive armor reactive armour reactive arthritis reactive attachment disorder reactive centre reactive depression

Synonyms

responsive

Antonyms

proactive

Rhymes With

active attractive interactive radioactive inactive proactive unattractive retroactive refractive hyperactive overactive photorefractive

Questions

How do you pronounce reactive?
The recorded pronunciation is /ɹiˈæktɪv/.
What does reactive mean?
That reacts or responds to a stimulus.
Where does reactive come from?
Etymology tree English react Proto-Indo-European *-wós Proto-Indo-European *-iHwósder. Latin -īvus Old French -ifbor. Middle English -yf English -ive English reactive From react + -ive.

How to pronounce reactive

  1. Open the pronunciation page — Open the Speakur entry for “reactive”.
  2. Read the phonetic spelling — Read the IPA spelling (/ɹiˈæktɪv/) so you know which sounds to aim for.
  3. Play the audio — Click Play to hear reference audio for “reactive”.
  4. Repeat and practice — Say “reactive” aloud, matching stress and vowels until it feels natural.